Configuring Network Address Translation: Getting …

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Introduction This document explains Configuring Network Address Translation (NAT) on a cisco router for usein common Network scenarios. The target audience of this document is first time NAT users. Note: In this document, when the internet, or an internet device is referred to, it means a deviceon any external Network . Prerequisites Requirements This document requires a basic knowledge of the terms used in connection with NAT. Some of thedefinitions can be found in NAT: Local and Global Definitions. Components Used The information in this document is based on these software and hardware versions: ContentsIntroductionPrerequisitesRequire mentsComponents UsedConventionsQuick Start Steps for Configuring and Deploying NATDefining NAT Inside and Outside InterfacesExample: Allowing Internal Users to access the InternetConfiguring NAT to Allow Internal Users to access the InternetConfiguring NAT to Allow Internal Users to access the Internet Using OverloadingExample: Allowing the Internet to access Internal DevicesConfiguring NAT to Allow the Internet to access Internal DevicesExample: Redirecting TCP Traffic to Another TCP Port or AddressConfiguring NAT to Redirect TCP Traffic to Another TCP Port or AddressExample: Using NAT During a Network TransitionConfiguring NAT for Use During a Network TransitionExample: Using NAT in Overlapping NetworksDifference between One-to-O

Note:€Cisco highly recommends that you do not configure access lists referenced by NAT commands with permit any. Using permit any can result in …

  Cisco, Lists, Access, Configuring, Access lists